Answer:
3. b=112
4. x = 60
Explanation:
3.
b is equal to 112 since 68+b will be equal to a supplementary angle; an angle that adds up to 180. 180-68 is equal to 112.
4.
35+25 = 60, therefore x = 60.
b=112°
two complementary angles
b=180°-68°=112°
sum of 2 angles is
x= 35°+25°=60°
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